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For more than 60 years, the Lawrence Livermore National Laboratory (LLNL) has applied science and technology to make the world a safer place.

We have an opening for a Software Engineer with a strong background in scientific computing. You will work on engineering software used to provide engineering support for the enduring and future nuclear weapons stockpile and support the research and development of advanced simulation capabilities, using state of the art computational techniques that leverage high performance supercomputers. This position is in the Applications, Simulations and Quality (ASQ) Division within the Computation Directorate.

This position will be filled at either the SES.1 or SES.2 level depending on your qualifications. Additional job responsibilities (outlined below) will be assigned if you are selected at the higher level.

Essential Duties
- Provide computer science software development support using industry standard software development practices and modern programming languages and operating systems.
- Develop a range of applications including scientific, graphical user interface, database, and visualization applications.
- Participate in the requirements definition, analysis, design, implementation, debugging, testing, and optimization of computer programs on workstations.
- Contribute to the fulfillment of technical projects and organizational objectives functioning as an effective team member on multi-disciplinary teams.
- Engage other developers frequently to share relevant knowledge, opinions, and recommendations, working to fulfill deliverables as a team.
- Perform other duties as assigned.In Addition at the SES.2 Level
- Design, implement, deploy, and maintain software systems using object-oriented analysis, design, and programming techniques.
- Provide solutions to moderately complex problems involving largely identifiable factors.

Qualifications
- Bachelor’s degree in computer science, engineering, or a related field, or equivalent combination of education and related experience.
- Skilled in all aspects of software project life cycle: feasibility, requirements, design, implementation, integration, test and deployment.
- Experience in scientific computing with relevant previous experience in one or more of the following areas: Graphical user interface design, computer graphics, GPU programming, computational geometry algorithms, and application design for multi-threaded or distributed parallel software.
- Basic knowledge of numerical methods (linear algebra, differential equations) and non-linear optimization.
- Experience developing object-oriented, multi-threaded or distributed parallel software with either C++ or JAVA within Linux, UNIX, and Windows environments.
- Demonstrated ability to effectively manage concurrent technical tasks with competing priorities and meet deadlines that are important to project success.
- Proficient interpersonal skills necessary to interact with all levels of personnel and ability to work independently in a multi-disciplinary team environment and approach difficult problems with enthusiasm and creativity.
- Effective written and verbal communication skills to prepare, present, and document technical information.In Addition at the SES.2 Level
- Demonstrated ability to work effectively with limited direction.
- Experience providing innovative approaches and applying new technologies to broadly defined tasks and projects.
- Broad experience providing comprehensive analytical and problem-solving skills to moderately complex problems.

Pre-Employment Drug Test: External applicant(s) selected for this position will be required to pass a post-offer, pre-employment drug test.

Security Clearance: This position requires a Department of Energy (DOE) Q-level clearance.

If you are selected, we will initiate a Federal background investigation to determine if you meet eligibility requirements for access to classified information or matter. In addition, all L or Q cleared employees are subject to random drug testing. If you hold multiple citizenships (U.S. and another country), you may be required to renounce your non-U.S. citizenship before a DOE L or Q clearance will be processed/granted.

Note: This is a Career Indefinite position. Lab employees and external candidates may be considered for this position.

About Us

Lawrence Livermore National Laboratory (LLNL), located in the San Francisco Bay Area (East Bay), is a premier applied science laboratory that is part of the National Nuclear Security Administration (NNSA) within the Department of Energy (DOE). LLNL's mission is strengthening national security by developing and applying cutting-edge science, technology, and engineering that respond with vision, quality, integrity, and technical excellence to scientific issues of national importance. The Laboratory has a current annual budget of about $1.8 billion, employing approximately 6,500 employees.

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